Date: | 08 08 1950 |
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Description: | Portrait of Professor Joseph Hirschfelder, University of Wisconsin chemist. He also is project director for the U.W. Naval Research Laboratory, member of t... |
Date: | 02 20 1951 |
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Description: | Al Hammond, a technician at the state crime laboratory, poses with some testing equipment. As a former medical corps man during World War II, he would be a... |
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